Update actions/setup-java action to v6

Author: renovate[bot]

.github/workflows/run_gradle_task.yml

@@ -72,7 +72,7 @@ jobs:
         uses: gradle/actions/wrapper-validation@v5
 
       - name: Setup JDKs
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v6
         with:
           distribution: temurin
           java-version: |